package com.cg.service;

import com.cg.entity.CgCommunicationUser;
import com.baomidou.mybatisplus.extension.service.IService;

import java.util.List;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author zc
 * @since 2020-11-25
 */
public interface ICgCommunicationUserService extends IService<CgCommunicationUser> {

    List<CgCommunicationUser> queryAll();

    /**
     * @Author ZC
     * @Description //TODO 通过用户名进行查询  若成功则返回密码
     * @Date 16:36
     * @Param [userName]
     * @return java.lang.String
     **/
    String queryUserName(String userName);
}
